Update GitHub Actions workflows. (#673)

This PR was automatically generated by the
update-workflows-ecosystem-providers workflow in the pulumi/ci-mgmt
repo, from commit 8419353a43302449e0cd6d525c08e2d9f4479dd8.

.github/actions/setup-tools/action.yml

@@ -16,9 +16,7 @@ runs:
     - name: Setup mise
       uses: jdx/mise-action@9dc7d5dd454262207dea3ab5a06a3df6afc8ff26 # v3
       with:
-        # Latest working version. See https://github.com/jdx/mise/discussions/6781
-        version: 2025.10.16
-        cache_key: "mise-{{platform}}-{{file_hash}}"
+        version: 2025.11.6
         cache_save: ${{ inputs.cache }}
         github_token: ${{ inputs.github_token }}